Mix Nuri mackerel fillets together with sour cream, juice of half a lemon, some lemon zest and pepper to taste.
Toast the slices of white bread in the toaster.
Spread the mackerel cream on the toasted slices.
Drizzle crostinis with a dash of Nuri olive oil, sprinkle with chopped parsley and basil leaves and garnish with additional Nuri mackerel fillets for an extra touch of flavor.
Preparation Tip:
For those who do not like it so spicy: Alternatively, you can use the Nuri mackerel fillets in olive oil.